Free Linux Foundation OTCA Exam Questions

Become Linux Foundation Certified with updated OTCA exam questions and correct answers

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Total 354 Questions | Updated On: Mar 08, 2026

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Question 1

What action should you take if the 'otelcol_exporter_queue_size' frequently approaches or exceeds the 'otelcol_exporter_queue_capacity'?

A : Reduce the memory allocated to the Collector.

B : Increase the exporter queue size or add more workers.

C : Decrease the number of exporter workers.

D : Ignore the metrics as they are not critical.

Answer: B

Question 2

Your instrumentation library has updated its telemetry schema to a newer version. How should a telemetry consumer handle data emitted with this new schema version?

A : Request the telemetry source to revert to the older schema version.

B : Transform the telemetry data to match the consumer’s expected schema version if necessary.

C : Ignore the Schema URL and process the data as per the consumer’s existing schema.

D : Reject any telemetry data that does not match the consumer’s current schema version.

Answer: B

Question 3

You have a root span representing an HTTP request and a child span representing a database query executed as part of handling that request. How should the child span reference its parent span?

A : By setting the child span's Trace ID to match the parent span's Trace ID

B : By creating a new Trace ID for the child span

C : By setting the child span's parent_id to the parent span's Span ID

D : By leaving the parent_id field empty in the child span

Answer: C

Question 4

Your telemetry data includes events within spans, and you need to rename the attribute 'db.session_id' to 'database.session_id' only for events within spans named 'checkout_service'. How should you configure the 'rename_attributes' transformation in the 'span_events' section of the schema file?

A : Use 'rename_attributes' in the 'span_events' section with 'apply_to_spans' set to ['checkout_service'].

B : Use 'rename_attributes' in the 'all' section with the attribute map.

C : Use 'rename_attributes' in the 'span_events' section with 'apply_to_events' set to ['checkout_service'].

D : Use 'rename_attributes' in the 'span_events' section without any conditional fields.

Answer: A

Question 5

In a Schema File, the 'schema_url' must correspond to which version in the 'versions' section?

A : The first version number listed

B : Any version number listed

C : The highest version number listed

D : The latest minor version

Answer: C

Page: 1 / 71

Total 354 Questions | Updated On: Mar 08, 2026

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